Take a look at the following surface observation from Charlotte (KCLT)... KCLT 251320Z 14010KT 10SM -RAPL OVC050 M04/M13 A3044 RMK AO2...

Yes, it does happen from time to time...a G-AIRMET somehow gets issued that just doesn't make sense. Imagine for a moment that you are...

Is it possible that you can accrete airframe ice at a temperature of -30°C at the end of February in southern Idaho? Although it is not...